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<div class="highlight" ><pre><span class="o">(</span><span class="k">function</span><span class="o">(</span><span class="nx">Y</span><span class="o">)</span> <span class="o">{</span>
<span class="c">/**</span>
<span class="c"> * The selector-native module provides support for native querySelector</span>
<span class="c"> * @module dom</span>
<span class="c"> * @submodule selector-native</span>
<span class="c"> * @for Selector</span>
<span class="c"> */</span>

<span class="c">/**</span>
<span class="c"> * Provides support for using CSS selectors to query the DOM </span>
<span class="c"> * @class Selector </span>
<span class="c"> * @static</span>
<span class="c"> * @for Selector</span>
<span class="c"> */</span>

<span class="nx">Y</span><span class="o">.</span><span class="nx">namespace</span><span class="o">(</span><span class="s1">&#39;Selector&#39;</span><span class="o">);</span> <span class="c">// allow native module to standalone</span>
<span class="c"></span>
<span class="k">var</span> <span class="nx">NativeSelector</span> <span class="o">=</span> <span class="o">{</span>
    <span class="nx">_reLead</span><span class="o">:</span> <span class="sr">/^\s*([&gt;+~]|:self)/</span><span class="o">,</span>
    <span class="nx">_reUnSupported</span><span class="o">:</span> <span class="sr">/!./</span><span class="o">,</span>

    <span class="nx">_foundCache</span><span class="o">:</span> <span class="o">[],</span>

    <span class="nx">_supportsNative</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
        <span class="c">// whitelist and feature detection to manage</span>
<span class="c"></span>        <span class="c">// future implementations manually</span>
<span class="c"></span>        <span class="k">return</span> <span class="o">(</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">ie</span> <span class="o">&gt;=</span> <span class="m">8</span> <span class="o">||</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">webkit</span> <span class="o">&gt;</span> <span class="m">525</span><span class="o">)</span> <span class="o">&amp;&amp;</span>
            <span class="nb">document</span><span class="o">.</span><span class="nx">querySelectorAll</span><span class="o">);</span>
    <span class="o">},</span>

    <span class="nx">_toArray</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">nodes</span><span class="o">)</span> <span class="o">{</span> <span class="c">// TODO: move to Y.Array</span>
<span class="c"></span>        <span class="k">var</span> <span class="nx">ret</span> <span class="o">=</span> <span class="nx">nodes</span><span class="o">,</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">len</span><span class="o">;</span>

        <span class="k">if</span> <span class="o">(!</span><span class="nx">nodes</span><span class="o">.</span><span class="nx">slice</span><span class="o">)</span> <span class="o">{</span>
            <span class="k">try</span> <span class="o">{</span>
                <span class="nx">ret</span> <span class="o">=</span> <span class="nb">Array</span><span class="o">.</span><span class="nx">prototype</span><span class="o">.</span><span class="nx">slice</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="nx">nodes</span><span class="o">);</span>
            <span class="o">}</span> <span class="k">catch</span><span class="o">(</span><span class="nx">e</span><span class="o">)</span> <span class="o">{</span> <span class="c">// IE: requires manual copy</span>
<span class="c"></span>                <span class="nx">ret</span> <span class="o">=</span> <span class="o">[];</span>
                <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">len</span> <span class="o">=</span> <span class="nx">nodes</span><span class="o">.</span><span class="nx">length</span><span class="o">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">len</span><span class="o">;</span> <span class="o">++</span><span class="nx">i</span><span class="o">)</span> <span class="o">{</span>
                    <span class="nx">ret</span><span class="o">[</span><span class="nx">i</span><span class="o">]</span> <span class="o">=</span> <span class="nx">nodes</span><span class="o">[</span><span class="nx">i</span><span class="o">];</span>
                <span class="o">}</span>
            <span class="o">}</span>
        <span class="o">}</span>
        <span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="nx">_clearFoundCache</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
        <span class="k">var</span> <span class="nx">foundCache</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_foundCache</span><span class="o">,</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">len</span><span class="o">;</span>

        <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">len</span> <span class="o">=</span> <span class="nx">foundCache</span><span class="o">.</span><span class="nx">length</span><span class="o">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">len</span><span class="o">;</span> <span class="o">++</span><span class="nx">i</span><span class="o">)</span> <span class="o">{</span>
            <span class="k">try</span> <span class="o">{</span> <span class="c">// IE no like delete</span>
<span class="c"></span>                <span class="nx">delete</span> <span class="nx">foundCache</span><span class="o">[</span><span class="nx">i</span><span class="o">].</span><span class="nx">_found</span><span class="o">;</span>
            <span class="o">}</span> <span class="k">catch</span><span class="o">(</span><span class="nx">e</span><span class="o">)</span> <span class="o">{</span>
                <span class="nx">foundCache</span><span class="o">[</span><span class="nx">i</span><span class="o">].</span><span class="nx">removeAttribute</span><span class="o">(</span><span class="s1">&#39;_found&#39;</span><span class="o">);</span>
            <span class="o">}</span>
        <span class="o">}</span>
        <span class="nx">foundCache</span> <span class="o">=</span> <span class="o">[];</span>
    <span class="o">},</span>

    <span class="nx">_sort</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">nodes</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">if</span> <span class="o">(</span><span class="nx">nodes</span><span class="o">)</span> <span class="o">{</span>
            <span class="nx">nodes</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_toArray</span><span class="o">(</span><span class="nx">nodes</span><span class="o">);</span>
            <span class="k">if</span> <span class="o">(</span><span class="nx">nodes</span><span class="o">.</span><span class="nx">sort</span><span class="o">)</span> <span class="o">{</span>
                <span class="nx">nodes</span><span class="o">.</span><span class="nx">sort</span><span class="o">(</span><span class="k">function</span><span class="o">(</span><span class="nx">a</span><span class="o">,</span> <span class="nx">b</span><span class="o">)</span> <span class="o">{</span>
                    <span class="k">return</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">DOM</span><span class="o">.</span><span class="nx">srcIndex</span><span class="o">(</span><span class="nx">a</span><span class="o">)</span> <span class="o">-</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">DOM</span><span class="o">.</span><span class="nx">srcIndex</span><span class="o">(</span><span class="nx">b</span><span class="o">);</span>
                <span class="o">});</span>
            <span class="o">}</span>
        <span class="o">}</span>

        <span class="k">return</span> <span class="nx">nodes</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="nx">_deDupe</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">nodes</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">var</span> <span class="nx">ret</span> <span class="o">=</span> <span class="o">[],</span>
            <span class="nx">cache</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_foundCache</span><span class="o">,</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">node</span><span class="o">;</span>

        <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">node</span><span class="o">;</span> <span class="nx">node</span> <span class="o">=</span> <span class="nx">nodes</span><span class="o">[</span><span class="nx">i</span><span class="o">++];)</span> <span class="o">{</span>
            <span class="k">if</span> <span class="o">(!</span><span class="nx">node</span><span class="o">.</span><span class="nx">_found</span><span class="o">)</span> <span class="o">{</span>
                <span class="nx">ret</span><span class="o">[</span><span class="nx">ret</span><span class="o">.</span><span class="nx">length</span><span class="o">]</span> <span class="o">=</span> <span class="nx">cache</span><span class="o">[</span><span class="nx">cache</span><span class="o">.</span><span class="nx">length</span><span class="o">]</span> <span class="o">=</span> <span class="nx">node</span><span class="o">;</span>
                <span class="nx">node</span><span class="o">.</span><span class="nx">_found</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
            <span class="o">}</span>
        <span class="o">}</span>
        <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_clearFoundCache</span><span class="o">();</span>
        <span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="c">// allows element scoped queries to begin with combinator</span>
<span class="c"></span>    <span class="c">// e.g. query(&#39;&gt; p&#39;, document.body) === query(&#39;body &gt; p&#39;)</span>
<span class="c"></span>    <span class="nx">_prepQuery</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">root</span><span class="o">,</span> <span class="nx">selector</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">var</span> <span class="nx">groups</span> <span class="o">=</span> <span class="nx">selector</span><span class="o">.</span><span class="nx">split</span><span class="o">(</span><span class="s1">&#39;,&#39;</span><span class="o">),</span>
            <span class="nx">queries</span> <span class="o">=</span> <span class="o">[],</span>
            <span class="nx">isDocRoot</span> <span class="o">=</span> <span class="o">(</span><span class="nx">root</span> <span class="o">&amp;&amp;</span> <span class="nx">root</span><span class="o">.</span><span class="nx">nodeType</span> <span class="o">===</span> <span class="m">9</span><span class="o">),</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">len</span><span class="o">;</span>

        <span class="k">if</span> <span class="o">(</span><span class="nx">root</span><span class="o">)</span> <span class="o">{</span>
            <span class="k">if</span> <span class="o">(!</span><span class="nx">isDocRoot</span><span class="o">)</span> <span class="o">{</span>
                <span class="nx">root</span><span class="o">.</span><span class="nx">id</span> <span class="o">=</span> <span class="nx">root</span><span class="o">.</span><span class="nx">id</span> <span class="o">||</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">guid</span><span class="o">();</span>
                <span class="c">// break into separate queries for element scoping</span>
<span class="c"></span>                <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">len</span> <span class="o">=</span> <span class="nx">groups</span><span class="o">.</span><span class="nx">length</span><span class="o">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">len</span><span class="o">;</span> <span class="o">++</span><span class="nx">i</span><span class="o">)</span> <span class="o">{</span>
                    <span class="nx">selector</span> <span class="o">=</span> <span class="s1">&#39;#&#39;</span> <span class="o">+</span> <span class="nx">root</span><span class="o">.</span><span class="nx">id</span> <span class="o">+</span> <span class="s1">&#39; &#39;</span> <span class="o">+</span> <span class="nx">groups</span><span class="o">[</span><span class="nx">i</span><span class="o">];</span> <span class="c">// prepend with root ID</span>
<span class="c"></span>                    <span class="nx">queries</span><span class="o">.</span><span class="nx">push</span><span class="o">({</span><span class="nx">root</span><span class="o">:</span> <span class="nx">root</span><span class="o">.</span><span class="nx">ownerDocument</span><span class="o">,</span> <span class="nx">selector</span><span class="o">:</span> <span class="nx">selector</span><span class="o">});</span>
                <span class="o">}</span>
            <span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
                <span class="nx">queries</span><span class="o">.</span><span class="nx">push</span><span class="o">({</span><span class="nx">root</span><span class="o">:</span> <span class="nx">root</span><span class="o">,</span> <span class="nx">selector</span><span class="o">:</span> <span class="nx">selector</span><span class="o">});</span>
            <span class="o">}</span>
        <span class="o">}</span>

        <span class="k">return</span> <span class="nx">queries</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="nx">_query</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">selector</span><span class="o">,</span> <span class="nx">root</span><span class="o">,</span> <span class="nx">firstOnly</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">if</span> <span class="o">(</span><span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_reUnSupported</span><span class="o">.</span><span class="nx">test</span><span class="o">(</span><span class="nx">selector</span><span class="o">))</span> <span class="o">{</span>
            <span class="k">return</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">_brute</span><span class="o">.</span><span class="nx">query</span><span class="o">(</span><span class="nx">selector</span><span class="o">,</span> <span class="nx">root</span><span class="o">,</span> <span class="nx">firstOnly</span><span class="o">);</span>
        <span class="o">}</span>

        <span class="k">var</span> <span class="nx">ret</span> <span class="o">=</span> <span class="nx">firstOnly</span> <span class="o">?</span> <span class="kc">null</span> <span class="o">:</span> <span class="o">[],</span>
            <span class="nx">queryName</span> <span class="o">=</span> <span class="nx">firstOnly</span> <span class="o">?</span> <span class="s1">&#39;querySelector&#39;</span> <span class="o">:</span> <span class="s1">&#39;querySelectorAll&#39;</span><span class="o">,</span>
            <span class="nx">result</span><span class="o">,</span>
            <span class="nx">queries</span><span class="o">,</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">query</span><span class="o">;</span>

        <span class="nx">root</span> <span class="o">=</span> <span class="nx">root</span> <span class="o">||</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">doc</span><span class="o">;</span>

        <span class="k">if</span> <span class="o">(</span><span class="nx">selector</span><span class="o">)</span> <span class="o">{</span>
            <span class="nx">queries</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_prepQuery</span><span class="o">(</span><span class="nx">root</span><span class="o">,</span> <span class="nx">selector</span><span class="o">);</span>
            <span class="nx">ret</span> <span class="o">=</span> <span class="o">[];</span>

            <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">query</span><span class="o">;</span> <span class="nx">query</span> <span class="o">=</span> <span class="nx">queries</span><span class="o">[</span><span class="nx">i</span><span class="o">++];)</span> <span class="o">{</span>
                <span class="k">try</span> <span class="o">{</span>
                    <span class="nx">result</span> <span class="o">=</span> <span class="nx">query</span><span class="o">.</span><span class="nx">root</span><span class="o">[</span><span class="nx">queryName</span><span class="o">](</span><span class="nx">query</span><span class="o">.</span><span class="nx">selector</span><span class="o">);</span>
                    <span class="k">if</span> <span class="o">(</span><span class="nx">queryName</span> <span class="o">===</span> <span class="s1">&#39;querySelectorAll&#39;</span><span class="o">)</span> <span class="o">{</span> <span class="c">// convert NodeList to Array</span>
<span class="c"></span>                        <span class="nx">result</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_toArray</span><span class="o">(</span><span class="nx">result</span><span class="o">);</span>
                    <span class="o">}</span>
                    <span class="nx">ret</span> <span class="o">=</span> <span class="nx">ret</span><span class="o">.</span><span class="nx">concat</span><span class="o">(</span><span class="nx">result</span><span class="o">);</span>
                <span class="o">}</span> <span class="k">catch</span><span class="o">(</span><span class="nx">e</span><span class="o">)</span> <span class="o">{</span>
                    <span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">&#39;native selector error: &#39;</span> <span class="o">+</span> <span class="nx">e</span><span class="o">,</span> <span class="s1">&#39;error&#39;</span><span class="o">,</span> <span class="s1">&#39;Selector&#39;</span><span class="o">);</span>
                <span class="o">}</span>
            <span class="o">}</span>

            <span class="k">if</span> <span class="o">(</span><span class="nx">queries</span><span class="o">.</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="m">1</span><span class="o">)</span> <span class="o">{</span> <span class="c">// remove dupes and sort by doc order </span>
<span class="c"></span>                <span class="nx">ret</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_sort</span><span class="o">(</span><span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_deDupe</span><span class="o">(</span><span class="nx">ret</span><span class="o">));</span>
            <span class="o">}</span>
            <span class="nx">ret</span> <span class="o">=</span> <span class="o">(!</span><span class="nx">firstOnly</span><span class="o">)</span> <span class="o">?</span> <span class="nx">ret</span> <span class="o">:</span> <span class="nx">ret</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">||</span> <span class="kc">null</span><span class="o">;</span>
        <span class="o">}</span>
        <span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="nx">_filter</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">nodes</span><span class="o">,</span> <span class="nx">selector</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">var</span> <span class="nx">ret</span> <span class="o">=</span> <span class="o">[],</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">node</span><span class="o">;</span>

        <span class="k">if</span> <span class="o">(</span><span class="nx">nodes</span> <span class="o">&amp;&amp;</span> <span class="nx">selector</span><span class="o">)</span> <span class="o">{</span>
            <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">node</span><span class="o">;</span> <span class="o">(</span><span class="nx">node</span> <span class="o">=</span> <span class="nx">nodes</span><span class="o">[</span><span class="nx">i</span><span class="o">++]);)</span> <span class="o">{</span>
                <span class="k">if</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">_test</span><span class="o">(</span><span class="nx">node</span><span class="o">,</span> <span class="nx">selector</span><span class="o">))</span> <span class="o">{</span>
                    <span class="nx">ret</span><span class="o">[</span><span class="nx">ret</span><span class="o">.</span><span class="nx">length</span><span class="o">]</span> <span class="o">=</span> <span class="nx">node</span><span class="o">;</span>
                <span class="o">}</span>
            <span class="o">}</span>
        <span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
            <span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">&#39;invalid filter input (nodes: &#39;</span> <span class="o">+</span> <span class="nx">nodes</span> <span class="o">+</span>
                    <span class="s1">&#39;, selector: &#39;</span> <span class="o">+</span> <span class="nx">selector</span> <span class="o">+</span> <span class="s1">&#39;)&#39;</span><span class="o">,</span> <span class="s1">&#39;warn&#39;</span><span class="o">,</span> <span class="s1">&#39;Selector&#39;</span><span class="o">);</span>
        <span class="o">}</span>

        <span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
    <span class="o">},</span>

    <span class="nx">_test</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">node</span><span class="o">,</span> <span class="nx">selector</span><span class="o">)</span> <span class="o">{</span>
        <span class="k">var</span> <span class="nx">ret</span> <span class="o">=</span> <span class="kc">false</span><span class="o">,</span>
            <span class="nx">groups</span> <span class="o">=</span> <span class="nx">selector</span><span class="o">.</span><span class="nx">split</span><span class="o">(</span><span class="s1">&#39;,&#39;</span><span class="o">),</span>
            <span class="nx">item</span><span class="o">,</span>
            <span class="nx">i</span><span class="o">,</span> <span class="nx">group</span><span class="o">;</span>

        <span class="k">if</span> <span class="o">(</span><span class="nx">node</span> <span class="o">&amp;&amp;</span> <span class="nx">node</span><span class="o">.</span><span class="nx">tagName</span><span class="o">)</span> <span class="o">{</span> <span class="c">// only test HTMLElements</span>
<span class="c"></span>            <span class="nx">node</span><span class="o">.</span><span class="nx">id</span> <span class="o">=</span> <span class="nx">node</span><span class="o">.</span><span class="nx">id</span> <span class="o">||</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">guid</span><span class="o">();</span>
            <span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">group</span><span class="o">;</span> <span class="nx">group</span> <span class="o">=</span> <span class="nx">groups</span><span class="o">[</span><span class="nx">i</span><span class="o">++];)</span> <span class="o">{</span>
                <span class="nx">group</span> <span class="o">+=</span> <span class="s1">&#39;#&#39;</span> <span class="o">+</span> <span class="nx">node</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span> <span class="c">// add ID for uniqueness</span>
<span class="c"></span>                <span class="nx">item</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">query</span><span class="o">(</span><span class="nx">group</span><span class="o">,</span> <span class="kc">null</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
                <span class="nx">ret</span> <span class="o">=</span> <span class="o">(</span><span class="nx">item</span> <span class="o">===</span> <span class="nx">node</span><span class="o">);</span>
                <span class="k">if</span> <span class="o">(</span><span class="nx">ret</span><span class="o">)</span> <span class="o">{</span>
                    <span class="k">break</span><span class="o">;</span>
                <span class="o">}</span>
            <span class="o">}</span>
        <span class="o">}</span>

        <span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
    <span class="o">}</span>
<span class="o">};</span>

<span class="k">if</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">ie</span> <span class="o">&amp;&amp;</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">ie</span> <span class="o">&lt;=</span> <span class="m">8</span><span class="o">)</span> <span class="o">{</span>
    <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_reUnSupported</span> <span class="o">=</span> <span class="sr">/:(?:nth|not|root|only|checked|first|last|empty)/</span><span class="o">;</span>
<span class="o">}</span>



<span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">,</span> <span class="nx">NativeSelector</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>

<span class="c">// allow standalone selector-native module</span>
<span class="c"></span><span class="k">if</span> <span class="o">(</span><span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_supportsNative</span><span class="o">())</span> <span class="o">{</span>
    <span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">query</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_query</span><span class="o">;</span>
    <span class="c">//Y.Selector.filter = NativeSelector._filter;</span>
<span class="c"></span>    <span class="c">//Y.Selector.test = NativeSelector._test;</span>
<span class="c"></span><span class="o">}</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">test</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_test</span><span class="o">;</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">Selector</span><span class="o">.</span><span class="nx">filter</span> <span class="o">=</span> <span class="nx">NativeSelector</span><span class="o">.</span><span class="nx">_filter</span><span class="o">;</span>

<span class="o">})(</span><span class="nx">Y</span><span class="o">);</span>
</pre></div>
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                                <li class=""><a href="module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a></li>
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                                <li class=""><a href="module_profiler.html" title="profiler">profiler</a></li>
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                                <li class=""><a href="module_slider.html" title="slider">slider</a></li>
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                                <li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li>
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                                <li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li>
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                        <h4>Classes</h4>
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                        <h4>Files</h4>
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                                <li class=""><a href="color.js.html" title="color.js">color.js</a></li>
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                                <li class=""><a href="dom-region.js.html" title="dom-region.js">dom-region.js</a></li>
                                <li class=""><a href="dom-screen.js.html" title="dom-screen.js">dom-screen.js</a></li>
                                <li class=""><a href="dom-style.js.html" title="dom-style.js">dom-style.js</a></li>
                                <li class=""><a href="dom.js.html" title="dom.js">dom.js</a></li>
                                <li class=""><a href="selector-css2.js.html" title="selector-css2.js">selector-css2.js</a></li>
                                <li class=""><a href="selector-css3.js.html" title="selector-css3.js">selector-css3.js</a></li>
                                <li class="selected"><a href="selector-native.js.html" title="selector-native.js">selector-native.js</a></li>
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